A Provider, simply put, is a design pattern often used in .NET applications. The Provider Model can probably be best explained, in depth, via MSDN
To simplify this explanation and tie it more to DotNetNuke, Providers can be broken down into two basic types:
- Abstract: This is something exposed as part of the DotNetNuke Core API.
- Example: Data Provider
- Concrete: A specific implementation of the abstract API
- Example: SQL Data Provider
Providers are declared (and often set) in DotNetNuke via the web.config file within the dotnetnuke section of the file.
The following provider types exist in the DotNetNuke Core API: